Improvement in fibftous packing for steam-engines



ATENL erre,

WILLIAM HARTLEY MILLER, or reiLAoeLrerA, PEENSYLVANIA'.

EMPRVEENT iN Fl US PACKlNG FR STEAM-ENGINES.

Specification forming;r part of Leiters Ptent No. dated November 29, 1864: nnt'cdzited Apri13,i.ee3.

eonpan5i`ng drawingeeudvto the letters of reference marked thereon.

The mature of my invention consists in prepiirihg any of the usuel'forms of peekingyarn by automating it with'e paste-like or oily Vsulhsisrmee to prevent leakage of sieenl or water through the joints iu ii'hieh it -ie need, end' of covering thel whole with eenrzis or other fabric, sewed or otherwise secured, ren- 'derihgthe surface secure and uniform.

.To enable others skilled in the are to `ineke and use myuvention, I will proceed to describe iis construction and inoieof operelon,

I manufacture niy packing-yarn 'in any of the known forme; and iu order to prevent, leakage and. from otherl causes, l add to the yarn a, peste or oily substance bylineration or edmixture. This peste or substance l, in general, com pose o' a. mixture of pulver-ized l charcoal, molasees, amltullow, in suoli prof portions es will form er peste suitable for eine marion, Around the yarn thus prepared I piaceri. covering-of cloth or `(neuves or other.

fabric, securing it hy sewing by hond or meohine stitching, or by pes-tingthe edges, `thee vpresenting a. uniform surface ou' 'my now ingproved peeking, If-meke it of several diememre, es one-fourth, threeieighths, one-heir' ihel1,aml so on upto two or Vmore inehes in liameter, und melreit o'f any required length from y inches to hundreds of feet, winding in coils, as is usuel with packing-yarn. It ishsed in the seme manner as the usual form of packing-'- ynrn, with this {mie/renee: L is mode to snit the iliierent ilieinei'ers of the spnecs il; is intended to lill.

A, B, U, D, E, and l." represent sections of asA many diilerent diameters or sizes of the iinprored packing, and shows the :nm-nner of "maehinestituhing throegh the canvas. By

this means will secure the libere with e, uni-- form siii-fece, with any required diameter rf-f quired in peeking.

ll I represent. the edges of the couver', or

covering projecting heyenrl the line of stitch 'the iptendeil. effect.

3, The epplioeiaionol' either of the above,` seperately anni Without reference to each other,

ee herein described, or any vother substantially the seme emi, which will produrre the intended WM, EARELEY MILLER,

Witnesses:

P, Wisemrm, A, E. Sommers y 

